123424104079 has 2 divisors, whose sum is σ = 123424104080. Its totient is φ = 123424104078.

The previous prime is 123424104077. The next prime is 123424104149. The reversal of 123424104079 is 970401424321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123424104079 - 2¹ = 123424104077 is a prime.

Together with 123424104077, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123424104077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61712052039 + 61712052040.

It is an arithmetic number, because the mean of its divisors is an integer number (61712052040).

Almost surely, 2^123424104079 is an apocalyptic number.

123424104079 is a deficient number, since it is larger than the sum of its proper divisors (1).

123424104079 is an equidigital number, since it uses as much as digits as its factorization.

123424104079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 123424104079 in words is "one hundred twenty-three billion, four hundred twenty-four million, one hundred four thousand, seventy-nine".